TOP 7 FIRE ALARM REPAIR SAN BERNARDINO COMPANIES

Top 7 Fire Alarm Repair San Bernardino Companies

Top 7 Fire Alarm Repair San Bernardino Companies

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If you need fire alarm repair in San Bernardino, the right company depends on your system type, your building, and how fast you need service. This list centers on repair coverage, local presence, and the kind of properties each company fits in the top Fire Alarm Repair San Bernardino search.

Quick picks: view publisher site Supreme Fire Sprinklers San Bernardino, Best for a San Bernardino address and a 5 rating; San Bernardino Electrician, A good fit for urgent and after-hours service when you need top Fire Alarm Repair San Bernardino support; 3 Alarm Fire & Safety, Best suited for an Ontario location near San Bernardino; Disaster Masters Fire Protection Service, A good fit for a 4.8 rating in Colton; Hi Desert Fire Protection, Best suited for a local fire protection option in the San Bernardino market; Redline Fire Protection Services, A good fit for a Colton address close to San Bernardino; ATI- Affordable Technology Inc, Best for a San Bernardino address on South Waterman Avenue.

Name Best for Standout fact
Supreme Fire Sprinklers San Bernardino Local address 5 rating on North Arrowhead Ave
San Bernardino Electrician Urgent repairs Offers after-hours service
3 Alarm Fire & Safety Near San Bernardino 5 rating in Ontario
Disaster Masters Fire Protection Service Colton-area service 4.8 rating
Hi Desert Fire Protection Local fire protection 4.6 rating
Redline Fire Protection Services Nearby Colton service 4.4 rating
ATI- Affordable Technology Inc San Bernardino address 5 rating on Waterman Ave

How to pick Top 7 Fire Alarm Repair San Bernardino Companies in San Bernardino

  • Check whether the company repairs fire alarm panels, smoke detectors, heat detectors, pull stations, horns, and strobes.
  • Ask for testing steps such as circuit tracing, device signal testing, power and battery checks, and NFPA 72 verification.
  • Align the service to your property type, whether you manage a home, shop, apartment, warehouse, commercial site, or municipal building.
  • Ask how the company handles permits, inspections, and urgent or after-hours calls before work begins.
  • We compared 58 businesses from public Google Maps and search data on services, service area and published review data, keeping the 20 that passed screening as of September 2026

1. Supreme Fire Sprinklers San Bernardino — Best for a San Bernardino address and a 5 rating

Supreme Fire Sprinklers San Bernardino provides a fire protection contact on North Arrowhead Avenue in San Bernardino. That nearby base makes it easy to measure against other nearby repair providers.

The business is listed with a 5 rating, which gives it a clear place in this local roundup. For property owners who want a San Bernardino-based starting point for top Fire Alarm Repair San Bernardino service, that address is useful.

Pros:

  • Works from 147 N Arrowhead Ave in San Bernardino
  • Has a 5 rating
  • Serves the San Bernardino area

Best for: You need a fire protection company with a San Bernardino address.

  • Address: 147 N Arrowhead Ave, San Bernardino, CA 92408
  • Website: https://sanbernardinosupremefiresprinklers.com/

2. San Bernardino Electrician — Best for urgent and after-hours service

San Bernardino Electrician handles fire alarm repair, fault review for alarm panels, circuit tracing, device signal testing, power and battery checks, and NFPA 72 verification. It supports homes, shops, apartments, and warehouses, so it matches a wide range of local properties.

A helpful point is the urgent and after-hours service option. The company also outlines permit and inspection steps before work starts, which keeps things on track when the repair needs to stay aligned with the next inspection.

Pros:

  • Repairs fire alarm systems and alarm panels
  • Carries out circuit tracing and isolation
  • Verifies devices, power, and batteries
  • Confirms systems to NFPA 72
  • Serves homes, shops, apartments, and warehouses

Best for: You need fire alarm repair with urgent scheduling and after-hours availability.

  • Address: 147 N Arrowhead Ave, San Bernardino, CA 92408

3) 3 Alarm Fire & Safety — Best for an Ontario location near San Bernardino

3 Alarm Fire & Safety is based in Ontario, which puts it close to San Bernardino for local service needs. Its 5 rating and Inland Empire footprint make it easy to compare with other leading Fire Alarm Repair San Bernardino options.

For readers who are comfortable to a company just outside San Bernardino, this address can help. It adds another nearby choice for alarm safety work within the same travel corridor.

Pros:

  • Works from 4355 E Lowell St Ste A in Ontario
  • Lists a 5 rating
  • Sits near San Bernardino

Best for: You are open to a nearby Ontario provider for fire safety service.

  • Address: 4355 E Lowell St Ste A, Ontario, CA 91761
  • Website: https://www.3alarmfiresafety.com/

4. Disaster Masters Fire Protection Service — Best for a 4.8 rating in Colton

Disaster Masters Fire Protection Service is situated in Colton, close enough to serve plenty of San Bernardino-area properties. Its address on South Rancho Avenue offers it a clear Inland Empire base for fire protection work.

The company carries a 4.8 rating, which can help set it apart in this local field. If you want a nearby fire protection provider with strong regional reach, it belongs on your short list.

Pros:

  • Operates from 500 S Rancho Ave Unit h in Colton
  • Lists a 4.8 rating
  • Sits near San Bernardino

Best for: You want a Colton-based fire protection company close to San Bernardino.

  • Address: 500 S Rancho Ave Unit h, Colton, CA 92324
  • Website: https://dmfireprotectionservice.com/contact/

5. Hi Desert Fire Protection — Best for a local fire protection option

Hi Desert Fire Protection serves the San Bernardino area as a fire suppression option. That makes it a practical name to compare if you want an additional business in the regional fire service market.

The business is listed with a 4.6 rating, so it has a place among the area’s reviewed options. If your project needs a fire protection provider rather than a general contractor, that service focus is the key point.

Pros:

  • Offers fire protection services
  • Presents itself as a local area option
  • Lists a 4.6 rating

Best for: You want a regional fire protection provider in the San Bernardino market.

  • Website: https://www.hidesertfireprotection.com/

6. Redline Fire Protection Services — Best for nearby Colton service

Redline Fire Protection Services works from Colton, which places it close to San Bernardino for local work. The address on Birch Court provides a fixed service base in the Inland Empire.

The company carries a 4.4 rating and stays in the local fire protection field. For readers comparing nearby companies by distance and rating, it offers an additional Colton-area choice.

Pros:

  • Works from 575 W Birch Ct #575 in Colton
  • Lists a 4.4 rating
  • Stands near San Bernardino

Best for: You want a Colton fire protection company that serves the San Bernardino area.

  • Address: E & F, 575 W Birch Ct #575, Colton, CA 92324
  • Website: http://www.redlinefirepro.com/


7. ATI- Affordable Technology Inc — Best for a San Bernardino address on South Waterman Avenue

ATI- Affordable Technology Inc is based in San Bernardino on South Waterman Avenue, which offers a direct local presence. That makes it easy to include when you want a city-based provider near your property.

The company is listed with a 5 rating, and its San Bernardino address places it firmly in the local market. For readers who want a city location first, that can simplify the search.

Pros:

  • Is located at 1254 S Waterman Ave Ste. 35 in San Bernardino
  • Lists a 5 rating
  • Works in the San Bernardino area

Best for: You want a San Bernardino-based company with a South Waterman Avenue address.

  • Address: 1254 S Waterman Ave Ste. 35, San Bernardino, CA 92408
  • Website: https://www.atipro.net/?utm_campaign=gmb


How to compare San Bernardino fire alarm repair companies

Start with fit. Look at the system parts they handle, the building types they serve, and whether they offer testing, panel troubleshooting, or after-hours help.

Then weigh location and scheduling. A San Bernardino address can help with local coordination, while nearby Colton or Ontario companies may still fit fast-moving repair work. Last, confirm the inspection steps and code-related testing they use so the repair lines up with your next checkpoint.



FAQ


How often should a fire alarm system be serviced?

Fire alarm systems are usually checked on a regular schedule, with many properties using annual service and more frequent testing for specific devices. The right interval depends on your building type, local requirements, and the system components installed.

How much do fire alarm companies charge?

Rates change by the type of repair, the system size, needed parts, and whether the visit is scheduled or time-sensitive. A simple device issue usually costs less than a panel fault review or a larger troubleshooting job.


How many smoke alarms do I need in a 4 bedroom house?

A 4 bedroom house usually needs a smoke alarm in every bedroom, outside the sleeping areas, and on each level of the home. Placement matters as much as the total, so hallways and stair zones should be covered too.


What does fire alarm monitoring cost?

Monitoring pricing depends on the panel type, the property size, and whether the service includes 24/7 alarm response. A quote should show the monthly monitoring fee and any setup or activation charges.


How many smoke alarms for a 1500 sq ft house?

A 1500 sq ft house often needs multiple alarms across bedrooms, hallways, and each floor. The safest way to plan is to map the sleeping areas first, then add coverage for each level and major corridor.



Next steps for your quote requests

Use these points to narrow your call list by service fit, response timing, and local coverage. Ask what parts of the system they test, whether they handle permits or inspections, and how they confirm the repair before they leave.

Before you sign, confirm the scope in writing, the schedule, and any code-related testing that will be completed. That makes it easier to compare quotes on the same terms and choose the provider that matches your building and your top Fire Alarm Repair San Bernardino needs.

Last updated 2026.

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